Air conditioner



FIG. 1 is a perspective view of front, left and top view of air conditioner showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is an alternative perspective view showing an operation status thereof.

A rear view is omitted because it is plain and unornamental and forms no part of the subject matter of the claimed design. 

CLAIM The ornamental design for air conditioner, as shown and described. 